Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

This science fair project idea examines the reason boats are shaped and engineered.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Celebrate Earth Day with a decorative tree made out of strictly reused and recycled materials.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Give your budding young observers a chance to discover simple machines at use in their own home.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

In this science fair project, young children notice and track changes in trees throughout the year.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

This project determines what category of person is most likely to be ticklish.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Help your third grader create a Venn diagram fantasy creature by combining two different creatures to create a fantasy creature based on their similarities.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Spice up your everyday vase with this fun craft adding colorful layers of beans to a regular vase. The beans add beauty and function, helping prop up flowers.

Serve a homemade breakfast for someone special with these mouthwatering flower pancakes that are decorated with fresh fruit.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.